128262120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 256

約数和(自身を含む): 465315840

約数和(自身を除く): 337053720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 53, 56, 60, 67, 70, 84, 86, 105, 106, 120, 129, 134, 140, 159, 168, 172, 201, 210, 212, 215, 258, 265, 268, 280, 301, 318, 335, 344, 371, 402, 420, 424, 430, 469, 516, 530, 536, 602, 636, 645, 670, 742, 795, 804, 840, 860, 903, 938, 1005, 1032, 1060, 1113, 1204, 1272, 1290, 1340, 1407, 1484, 1505, 1590, 1608, 1720, 1806, 1855, 1876, 2010, 2120, 2226, 2279, 2345, 2408, 2580, 2680, 2814, 2881, 2968, 3010, 3180, 3551, 3612, 3710, 3752, 4020, 4452, 4515, 4558, 4690, 5160, 5565, 5628, 5762, 6020, 6360, 6837, 7035, 7102, 7224, 7420, 8040, 8643, 8904, 9030, 9116, 9380, 10653, 11130, 11256, 11395, 11524, 12040, 13674, 14070, 14204, 14405, 14840, 15953, 17286, 17755, 18060, 18232, 18760, 20167, 21306, 22260, 22790, 23048, 24857, 27348, 28140, 28408, 28810, 31906, 34185, 34572, 35510, 36120, 40334, 42612, 43215, 44520, 45580, 47859, 49714, 53265, 54696, 56280, 57620, 60501, 63812, 68370, 69144, 71020, 74571, 79765, 80668, 85224, 86430, 91160, 95718, 99428, 100835, 106530, 115240, 121002, 124285, 127624, 136740, 142040, 149142, 152693, 159530, 161336, 172860, 191436, 198856, 201670, 213060, 239295, 242004, 248570, 273480, 298284, 302505, 305386, 319060, 345720, 372855, 382872, 403340, 426120, 458079, 478590, 484008, 497140, 596568, 605010, 610772, 638120, 745710, 763465, 806680, 916158, 957180, 994280, 1068851, 1210020, 1221544, 1491420, 1526930, 1832316, 1914360, 2137702, 2290395, 2420040, 2982840, 3053860, 3206553, 3664632, 4275404, 4580790, 5344255, 6107720, 6413106, 8550808, 9161580, 10688510, 12826212, 16032765, 18323160, 21377020, 25652424, 32065530, 42754040, 64131060, 128262120]

約数ペア:

[(1, 128262120), (2, 64131060), (3, 42754040), (4, 32065530), (5, 25652424), (6, 21377020), (7, 18323160), (8, 16032765), (10, 12826212), (12, 10688510), (14, 9161580), (15, 8550808), (20, 6413106), (21, 6107720), (24, 5344255), (28, 4580790), (30, 4275404), (35, 3664632), (40, 3206553), (42, 3053860), (43, 2982840), (53, 2420040), (56, 2290395), (60, 2137702), (67, 1914360), (70, 1832316), (84, 1526930), (86, 1491420), (105, 1221544), (106, 1210020), (120, 1068851), (129, 994280), (134, 957180), (140, 916158), (159, 806680), (168, 763465), (172, 745710), (201, 638120), (210, 610772), (212, 605010), (215, 596568), (258, 497140), (265, 484008), (268, 478590), (280, 458079), (301, 426120), (318, 403340), (335, 382872), (344, 372855), (371, 345720), (402, 319060), (420, 305386), (424, 302505), (430, 298284), (469, 273480), (516, 248570), (530, 242004), (536, 239295), (602, 213060), (636, 201670), (645, 198856), (670, 191436), (742, 172860), (795, 161336), (804, 159530), (840, 152693), (860, 149142), (903, 142040), (938, 136740), (1005, 127624), (1032, 124285), (1060, 121002), (1113, 115240), (1204, 106530), (1272, 100835), (1290, 99428), (1340, 95718), (1407, 91160), (1484, 86430), (1505, 85224), (1590, 80668), (1608, 79765), (1720, 74571), (1806, 71020), (1855, 69144), (1876, 68370), (2010, 63812), (2120, 60501), (2226, 57620), (2279, 56280), (2345, 54696), (2408, 53265), (2580, 49714), (2680, 47859), (2814, 45580), (2881, 44520), (2968, 43215), (3010, 42612), (3180, 40334), (3551, 36120), (3612, 35510), (3710, 34572), (3752, 34185), (4020, 31906), (4452, 28810), (4515, 28408), (4558, 28140), (4690, 27348), (5160, 24857), (5565, 23048), (5628, 22790), (5762, 22260), (6020, 21306), (6360, 20167), (6837, 18760), (7035, 18232), (7102, 18060), (7224, 17755), (7420, 17286), (8040, 15953), (8643, 14840), (8904, 14405), (9030, 14204), (9116, 14070), (9380, 13674), (10653, 12040), (11130, 11524), (11256, 11395)]